E Coli was Inserted with a Plasmid Vector with a Gene

question 34

Multiple Choice

E. coli was inserted with a plasmid vector with a gene resistant to ampicillin. This bacterium was then inoculated into a medium treated with ampicillin. After 24 hours of incubation what would be seen?

• A) No growth
• B) DNA clone of ampicillin-resistant bacterium
• C) DNA clone of the original E. coli specimen
• D) Two populations of bacterium

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Definitions:

Ammonia

A colorless gas with a characteristic pungent odor, NH3, which is a compound of nitrogen and hydrogen and is used in the manufacture of fertilizers, explosives, and cleaning products.

Nitrogenous Waste

Nitrogenous Waste refers to waste substances containing nitrogen, such as ammonia, urea, and uric acid, produced by the metabolism of proteins and nucleic acids in living organisms.

Uric Acid

A waste product formed from the breakdown of purines, substances found in many foods, which is excreted in the urine.

Birds

Warm-blooded vertebrates characterized by feathers, beaks without teeth, laying of hard-shelled eggs, a high metabolic rate, and a four-chambered heart.